diff options
Diffstat (limited to 'cmd/kpod/start.go')
-rw-r--r-- | cmd/kpod/start.go | 131 |
1 files changed, 0 insertions, 131 deletions
diff --git a/cmd/kpod/start.go b/cmd/kpod/start.go deleted file mode 100644 index 88dadb1c8..000000000 --- a/cmd/kpod/start.go +++ /dev/null @@ -1,131 +0,0 @@ -package main - -import ( - "fmt" - "os" - "strconv" - "sync" - - "github.com/pkg/errors" - "github.com/projectatomic/libpod/libpod" - "github.com/sirupsen/logrus" - "github.com/urfave/cli" -) - -var ( - startFlags = []cli.Flag{ - cli.BoolFlag{ - Name: "attach, a", - Usage: "Attach container's STDOUT and STDERR", - }, - cli.StringFlag{ - Name: "detach-keys", - Usage: "Override the key sequence for detaching a container. Format is a single character [a-Z] or ctrl-<value> where <value> is one of: a-z, @, ^, [, , or _.", - }, - cli.BoolFlag{ - Name: "interactive, i", - Usage: "Keep STDIN open even if not attached", - }, - } - startDescription = ` - kpod start - - Starts one or more containers. The container name or ID can be used. -` - - startCommand = cli.Command{ - Name: "start", - Usage: "Start one or more containers", - Description: startDescription, - Flags: startFlags, - Action: startCmd, - ArgsUsage: "CONTAINER-NAME [CONTAINER-NAME ...]", - UseShortOptionHandling: true, - } -) - -func startCmd(c *cli.Context) error { - args := c.Args() - if len(args) < 1 { - return errors.Errorf("you must provide at least one container name or id") - } - - attach := c.Bool("attach") - - if len(args) > 1 && attach { - return errors.Errorf("you cannot start and attach multiple containers at once") - } - - if err := validateFlags(c, startFlags); err != nil { - return err - } - - runtime, err := getRuntime(c) - if err != nil { - return errors.Wrapf(err, "error creating libpod runtime") - } - defer runtime.Shutdown(false) - - var lastError error - for _, container := range args { - // Create a bool channel to track that the console socket attach - // is successful. - attached := make(chan bool) - // Create a waitgroup so we can sync and wait for all goroutines - // to finish before exiting main - var wg sync.WaitGroup - - ctr, err := runtime.LookupContainer(container) - if err != nil { - if lastError != nil { - fmt.Fprintln(os.Stderr, lastError) - } - lastError = errors.Wrapf(err, "unable to find container %s", container) - continue - } - - if err := ctr.Init(); err != nil && errors.Cause(err) != libpod.ErrCtrExists { - return err - } - - // We can only be interactive if both the config and the command-line say so - if c.Bool("interactive") && !ctr.Config().Stdin { - return errors.Errorf("the container was not created with the interactive option") - } - noStdIn := c.Bool("interactive") - tty, err := strconv.ParseBool(ctr.Spec().Annotations["io.kubernetes.cri-o.TTY"]) - if err != nil { - return errors.Wrapf(err, "unable to parse annotations in %s", ctr.ID()) - } - // We only get a terminal session if both a tty was specified in the spec and - // -a on the command-line was given. - if attach && tty { - // We increment the wg counter because we need to do the attach - wg.Add(1) - // Attach to the running container - go func() { - logrus.Debugf("trying to attach to the container %s", ctr.ID()) - defer wg.Done() - if err := ctr.Attach(noStdIn, c.String("detach-keys"), attached); err != nil { - logrus.Errorf("unable to attach to container %s: %q", ctr.ID(), err) - } - }() - if !<-attached { - return errors.Errorf("unable to attach to container %s", ctr.ID()) - } - } - err = ctr.Start() - if err != nil { - if lastError != nil { - fmt.Fprintln(os.Stderr, lastError) - } - lastError = errors.Wrapf(err, "unable to start %s", container) - continue - } - if !attach { - fmt.Println(ctr.ID()) - } - wg.Wait() - } - return lastError -} |